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| 合约代码 | 今开盘 | 最高价 | 最低价 | 今收盘 | 今结算 | 成交量(手) | 持仓量 | 成交额(万元) | DELTA |
|---|---|---|---|---|---|---|---|---|---|
| CJ507C10000 | 66.00 | 66.00 | 40.00 | 41.00 | 48.00 | 156 | 771 | 3.63 | 0.1489 |
| CJ507C10200 | 0.00 | 0.00 | 0.00 | 0.00 | 38.00 | 0 | 19 | 0.00 | 0.1140 |
| CJ507C10400 | 0.00 | 0.00 | 0.00 | 0.00 | 32.00 | 0 | 24 | 0.00 | 0.0916 |
| CJ507C10600 | 25.00 | 25.00 | 25.00 | 25.00 | 28.00 | 1 | 100 | 0.01 | 0.0764 |
| CJ507C10800 | 0.00 | 0.00 | 0.00 | 0.00 | 25.00 | 0 | 143 | 0.00 | 0.0646 |
| CJ507C11000 | 19.00 | 26.00 | 17.00 | 17.00 | 22.00 | 272 | 1,584 | 3.08 | 0.0555 |
| CJ507C7800 | 0.00 | 0.00 | 0.00 | 0.00 | 1,481.00 | 0 | 0 | 0.00 | 0.9929 |
| CJ507C7900 | 0.00 | 0.00 | 0.00 | 0.00 | 1,381.00 | 0 | 0 | 0.00 | 0.9891 |
| CJ507C8000 | 0.00 | 0.00 | 0.00 | 0.00 | 1,283.00 | 0 | 0 | 0.00 | 0.9836 |
| CJ507C8100 | 0.00 | 0.00 | 0.00 | 0.00 | 1,184.00 | 0 | 0 | 0.00 | 0.9765 |
| CJ507C8200 | 0.00 | 0.00 | 0.00 | 0.00 | 1,087.00 | 0 | 0 | 0.00 | 0.9678 |
| CJ507C8300 | 0.00 | 0.00 | 0.00 | 0.00 | 990.00 | 0 | 2 | 0.00 | 0.9551 |
| CJ507C8400 | 0.00 | 0.00 | 0.00 | 0.00 | 895.00 | 0 | 0 | 0.00 | 0.9390 |
| CJ507C8500 | 0.00 | 0.00 | 0.00 | 0.00 | 801.00 | 0 | 1 | 0.00 | 0.9188 |
| CJ507C8600 | 0.00 | 0.00 | 0.00 | 0.00 | 709.00 | 0 | 0 | 0.00 | 0.8928 |
| CJ507C8700 | 0.00 | 0.00 | 0.00 | 0.00 | 621.00 | 0 | 3 | 0.00 | 0.8588 |
| CJ507C8800 | 0.00 | 0.00 | 0.00 | 0.00 | 536.00 | 0 | 9 | 0.00 | 0.8172 |
| CJ507C8900 | 0.00 | 0.00 | 0.00 | 0.00 | 456.00 | 0 | 9 | 0.00 | 0.7671 |
| CJ507C9000 | 0.00 | 0.00 | 0.00 | 0.00 | 381.00 | 0 | 9 | 0.00 | 0.7085 |
| CJ507C9100 | 0.00 | 0.00 | 0.00 | 0.00 | 313.00 | 0 | 19 | 0.00 | 0.6420 |
| CJ507C9200 | 0.00 | 0.00 | 0.00 | 0.00 | 254.00 | 0 | 30 | 0.00 | 0.5699 |
| CJ507C9300 | 173.00 | 173.00 | 154.00 | 154.00 | 202.00 | 6 | 95 | 0.51 | 0.4952 |
| CJ507C9400 | 0.00 | 0.00 | 0.00 | 0.00 | 160.00 | 0 | 24 | 0.00 | 0.4219 |
| CJ507C9500 | 0.00 | 0.00 | 0.00 | 0.00 | 126.00 | 0 | 14 | 0.00 | 0.3537 |
| CJ507C9600 | 0.00 | 0.00 | 0.00 | 0.00 | 100.00 | 0 | 54 | 0.00 | 0.2946 |
| CJ507C9700 | 0.00 | 0.00 | 0.00 | 0.00 | 81.00 | 0 | 4 | 0.00 | 0.2453 |
| CJ507C9800 | 85.00 | 85.00 | 58.00 | 59.00 | 67.00 | 176 | 734 | 5.82 | 0.2050 |
| CJ507C9900 | 91.00 | 91.00 | 49.00 | 49.00 | 56.00 | 13 | 62 | 0.41 | 0.1730 |
| 小计 | 624 | 3,710 | 13.47 | ||||||
| CJ507P10000 | 0.00 | 0.00 | 0.00 | 0.00 | 767.00 | 0 | 3 | 0.00 | -0.8495 |
| CJ507P10200 | 0.00 | 0.00 | 0.00 | 0.00 | 956.00 | 0 | 3 | 0.00 | -0.8848 |
| CJ507P10400 | 0.00 | 0.00 | 0.00 | 0.00 | 1,150.00 | 0 | 3 | 0.00 | -0.9075 |
| CJ507P10600 | 0.00 | 0.00 | 0.00 | 0.00 | 1,345.00 | 0 | 0 | 0.00 | -0.9230 |
| CJ507P10800 | 0.00 | 0.00 | 0.00 | 0.00 | 1,542.00 | 0 | 0 | 0.00 | -0.9351 |
| CJ507P11000 | 0.00 | 0.00 | 0.00 | 0.00 | 1,739.00 | 0 | 0 | 0.00 | -0.9445 |
| CJ507P7800 | 0.00 | 0.00 | 0.00 | 0.00 | 2.00 | 0 | 0 | 0.00 | -0.0092 |
| CJ507P7900 | 0.00 | 0.00 | 0.00 | 0.00 | 3.00 | 0 | 40 | 0.00 | -0.0125 |
| CJ507P8000 | 0.00 | 0.00 | 0.00 | 0.00 | 4.00 | 0 | 12 | 0.00 | -0.0176 |
| CJ507P8100 | 0.00 | 0.00 | 0.00 | 0.00 | 6.00 | 0 | 18 | 0.00 | -0.0242 |
| CJ507P8200 | 0.00 | 0.00 | 0.00 | 0.00 | 8.00 | 0 | 41 | 0.00 | -0.0324 |
| CJ507P8300 | 11.00 | 14.00 | 11.00 | 14.00 | 12.00 | 38 | 56 | 0.25 | -0.0447 |
| CJ507P8400 | 9.00 | 15.00 | 9.00 | 15.00 | 16.00 | 5 | 51 | 0.03 | -0.0603 |
| CJ507P8500 | 19.00 | 19.00 | 19.00 | 19.00 | 22.00 | 1 | 27 | 0.01 | -0.0802 |
| CJ507P8600 | 30.00 | 30.00 | 30.00 | 30.00 | 30.00 | 8 | 60 | 0.12 | -0.1059 |
| CJ507P8700 | 0.00 | 0.00 | 0.00 | 0.00 | 42.00 | 0 | 27 | 0.00 | -0.1395 |
| CJ507P8800 | 67.00 | 67.00 | 53.00 | 57.00 | 57.00 | 6 | 33 | 0.18 | -0.1809 |
| CJ507P8900 | 0.00 | 0.00 | 0.00 | 0.00 | 76.00 | 0 | 32 | 0.00 | -0.2307 |
| CJ507P9000 | 0.00 | 0.00 | 0.00 | 0.00 | 102.00 | 0 | 46 | 0.00 | -0.2892 |
| CJ507P9100 | 0.00 | 0.00 | 0.00 | 0.00 | 134.00 | 0 | 115 | 0.00 | -0.3555 |
| CJ507P9200 | 0.00 | 0.00 | 0.00 | 0.00 | 174.00 | 0 | 21 | 0.00 | -0.4275 |
| CJ507P9300 | 0.00 | 0.00 | 0.00 | 0.00 | 222.00 | 0 | 16 | 0.00 | -0.5022 |
| CJ507P9400 | 0.00 | 0.00 | 0.00 | 0.00 | 280.00 | 0 | 7 | 0.00 | -0.5755 |
| CJ507P9500 | 0.00 | 0.00 | 0.00 | 0.00 | 345.00 | 0 | 3 | 0.00 | -0.6439 |
| CJ507P9600 | 0.00 | 0.00 | 0.00 | 0.00 | 419.00 | 0 | 9 | 0.00 | -0.7031 |
| CJ507P9700 | 0.00 | 0.00 | 0.00 | 0.00 | 500.00 | 0 | 21 | 0.00 | -0.7526 |
| CJ507P9800 | 0.00 | 0.00 | 0.00 | 0.00 | 585.00 | 0 | 15 | 0.00 | -0.7931 |
| CJ507P9900 | 0.00 | 0.00 | 0.00 | 0.00 | 674.00 | 0 | 3 | 0.00 | -0.8253 |
| 小计 | 58 | 662 | 0.59 | ||||||
| CJ509C10000 | 200.00 | 241.00 | 176.00 | 177.00 | 207.00 | 1,275 | 1,810 | 136.08 | 0.3268 |
| CJ509C10200 | 170.00 | 201.00 | 153.00 | 153.00 | 175.00 | 173 | 147 | 15.76 | 0.2770 |
| CJ509C10400 | 150.00 | 171.00 | 132.00 | 132.00 | 151.00 | 46 | 78 | 3.47 | 0.2376 |
| CJ509C10600 | 144.00 | 151.00 | 118.00 | 121.00 | 133.00 | 175 | 547 | 11.93 | 0.2068 |
| CJ509C10800 | 110.00 | 133.00 | 100.00 | 102.00 | 118.00 | 217 | 330 | 12.88 | 0.1807 |
| CJ509C11000 | 103.00 | 114.00 | 96.00 | 98.00 | 106.00 | 39 | 815 | 2.09 | 0.1602 |
| CJ509C11200 | 84.00 | 108.00 | 84.00 | 88.00 | 96.00 | 101 | 210 | 4.66 | 0.1429 |
| CJ509C11400 | 88.00 | 107.00 | 80.00 | 80.00 | 86.00 | 462 | 2,360 | 21.61 | 0.1271 |
| CJ509C7900 | 0.00 | 0.00 | 0.00 | 0.00 | 1,590.00 | 0 | 0 | 0.00 | 0.9630 |
| CJ509C8000 | 0.00 | 0.00 | 0.00 | 0.00 | 1,493.00 | 0 | 0 | 0.00 | 0.9549 |
| CJ509C8100 | 0.00 | 0.00 | 0.00 | 0.00 | 1,398.00 | 0 | 0 | 0.00 | 0.9444 |
| CJ509C8200 | 0.00 | 0.00 | 0.00 | 0.00 | 1,303.00 | 0 | 0 | 0.00 | 0.9326 |
| CJ509C8300 | 0.00 | 0.00 | 0.00 | 0.00 | 1,210.00 | 0 | 0 | 0.00 | 0.9184 |
| CJ509C8400 | 0.00 | 0.00 | 0.00 | 0.00 | 1,118.00 | 0 | 0 | 0.00 | 0.9017 |
| CJ509C8500 | 0.00 | 0.00 | 0.00 | 0.00 | 1,028.00 | 0 | 1 | 0.00 | 0.8820 |
| CJ509C8600 | 0.00 | 0.00 | 0.00 | 0.00 | 940.00 | 0 | 1 | 0.00 | 0.8591 |
| CJ509C8700 | 0.00 | 0.00 | 0.00 | 0.00 | 855.00 | 0 | 1 | 0.00 | 0.8321 |
| CJ509C8800 | 0.00 | 0.00 | 0.00 | 0.00 | 773.00 | 0 | 1 | 0.00 | 0.8022 |
| CJ509C8900 | 0.00 | 0.00 | 0.00 | 0.00 | 697.00 | 0 | 1 | 0.00 | 0.7668 |
| CJ509C9000 | 633.00 | 633.00 | 615.00 | 615.00 | 623.00 | 2 | 57 | 0.62 | 0.7289 |
| CJ509C9100 | 579.00 | 579.00 | 544.00 | 544.00 | 556.00 | 7 | 25 | 1.95 | 0.6868 |
| CJ509C9200 | 516.00 | 516.00 | 442.00 | 442.00 | 494.00 | 5 | 15 | 1.23 | 0.6425 |
| CJ509C9300 | 487.00 | 487.00 | 390.00 | 390.00 | 438.00 | 9 | 46 | 2.00 | 0.5972 |
| CJ509C9400 | 404.00 | 426.00 | 340.00 | 340.00 | 390.00 | 163 | 342 | 32.36 | 0.5513 |
| CJ509C9500 | 366.00 | 399.00 | 293.00 | 300.00 | 346.00 | 400 | 718 | 70.89 | 0.5068 |
| CJ509C9600 | 318.00 | 355.00 | 261.00 | 275.00 | 309.00 | 280 | 507 | 44.91 | 0.4643 |
| CJ509C9700 | 270.00 | 318.00 | 240.00 | 240.00 | 277.00 | 236 | 419 | 33.83 | 0.4247 |
| CJ509C9800 | 247.00 | 287.00 | 212.00 | 214.00 | 250.00 | 345 | 761 | 44.37 | 0.3887 |
| CJ509C9900 | 222.00 | 257.00 | 203.00 | 203.00 | 226.00 | 246 | 288 | 29.27 | 0.3555 |
| 小计 | 4,181 | 9,480 | 469.90 | ||||||
| CJ509P10000 | 0.00 | 0.00 | 0.00 | 0.00 | 724.00 | 0 | 4 | 0.00 | -0.6675 |
| CJ509P10200 | 0.00 | 0.00 | 0.00 | 0.00 | 891.00 | 0 | 1 | 0.00 | -0.7178 |
| CJ509P10400 | 0.00 | 0.00 | 0.00 | 0.00 | 1,066.00 | 0 | 1 | 0.00 | -0.7577 |
| CJ509P10600 | 0.00 | 0.00 | 0.00 | 0.00 | 1,247.00 | 0 | 1 | 0.00 | -0.7890 |
| CJ509P10800 | 0.00 | 0.00 | 0.00 | 0.00 | 1,431.00 | 0 | 1 | 0.00 | -0.8155 |
| CJ509P11000 | 0.00 | 0.00 | 0.00 | 0.00 | 1,618.00 | 0 | 1 | 0.00 | -0.8365 |
| CJ509P11200 | 0.00 | 0.00 | 0.00 | 0.00 | 1,807.00 | 0 | 2 | 0.00 | -0.8544 |
| CJ509P11400 | 0.00 | 0.00 | 0.00 | 0.00 | 1,996.00 | 0 | 1 | 0.00 | -0.8707 |
| CJ509P7900 | 0.00 | 0.00 | 0.00 | 0.00 | 16.00 | 0 | 114 | 0.00 | -0.0382 |
| CJ509P8000 | 23.00 | 24.00 | 19.00 | 24.00 | 19.00 | 27 | 154 | 0.28 | -0.0456 |
| CJ509P8100 | 0.00 | 0.00 | 0.00 | 0.00 | 24.00 | 0 | 64 | 0.00 | -0.0554 |
| CJ509P8200 | 33.00 | 35.00 | 32.00 | 35.00 | 29.00 | 11 | 92 | 0.18 | -0.0664 |
| CJ509P8300 | 0.00 | 0.00 | 0.00 | 0.00 | 35.00 | 0 | 103 | 0.00 | -0.0800 |
| CJ509P8400 | 46.00 | 49.00 | 45.00 | 49.00 | 43.00 | 7 | 56 | 0.16 | -0.0960 |
| CJ509P8500 | 57.00 | 61.00 | 50.00 | 51.00 | 53.00 | 82 | 376 | 2.17 | -0.1150 |
| CJ509P8600 | 65.00 | 71.00 | 65.00 | 68.00 | 65.00 | 27 | 192 | 0.92 | -0.1373 |
| CJ509P8700 | 79.00 | 85.00 | 79.00 | 81.00 | 80.00 | 20 | 61 | 0.81 | -0.1637 |
| CJ509P8800 | 96.00 | 107.00 | 96.00 | 102.00 | 97.00 | 19 | 489 | 0.94 | -0.1932 |
| CJ509P8900 | 113.00 | 122.00 | 113.00 | 119.00 | 120.00 | 5 | 40 | 0.29 | -0.2281 |
| CJ509P9000 | 136.00 | 154.00 | 136.00 | 140.00 | 146.00 | 73 | 312 | 5.28 | -0.2657 |
| CJ509P9100 | 162.00 | 181.00 | 162.00 | 181.00 | 178.00 | 3 | 140 | 0.25 | -0.3074 |
| CJ509P9200 | 198.00 | 222.00 | 198.00 | 208.00 | 216.00 | 52 | 119 | 5.41 | -0.3514 |
| CJ509P9300 | 228.00 | 263.00 | 228.00 | 252.00 | 259.00 | 30 | 184 | 3.86 | -0.3966 |
| CJ509P9400 | 292.00 | 315.00 | 292.00 | 304.00 | 310.00 | 26 | 261 | 3.97 | -0.4424 |
| CJ509P9500 | 341.00 | 380.00 | 341.00 | 364.00 | 366.00 | 37 | 198 | 6.69 | -0.4869 |
| CJ509P9600 | 407.00 | 433.00 | 407.00 | 420.00 | 429.00 | 20 | 50 | 4.19 | -0.5294 |
| CJ509P9700 | 479.00 | 500.00 | 478.00 | 500.00 | 495.00 | 13 | 20 | 3.15 | -0.5691 |
| CJ509P9800 | 549.00 | 569.00 | 549.00 | 569.00 | 568.00 | 8 | 35 | 2.22 | -0.6053 |
| CJ509P9900 | 609.00 | 624.00 | 609.00 | 624.00 | 643.00 | 17 | 21 | 5.20 | -0.6387 |
| 小计 | 477 | 3,093 | 45.97 | ||||||
| CJ601C10000 | 0.00 | 0.00 | 0.00 | 0.00 | 784.00 | 0 | 10 | 0.00 | 0.6223 |
| CJ601C10200 | 0.00 | 0.00 | 0.00 | 0.00 | 686.00 | 0 | 26 | 0.00 | 0.5692 |
| CJ601C10400 | 627.00 | 627.00 | 601.00 | 601.00 | 597.00 | 2 | 84 | 0.61 | 0.5176 |
| CJ601C10600 | 0.00 | 0.00 | 0.00 | 0.00 | 525.00 | 0 | 27 | 0.00 | 0.4688 |
| CJ601C10800 | 0.00 | 0.00 | 0.00 | 0.00 | 460.00 | 0 | 44 | 0.00 | 0.4234 |
| CJ601C11000 | 0.00 | 0.00 | 0.00 | 0.00 | 404.00 | 0 | 38 | 0.00 | 0.3815 |
| CJ601C11200 | 0.00 | 0.00 | 0.00 | 0.00 | 358.00 | 0 | 39 | 0.00 | 0.3441 |
| CJ601C11400 | 0.00 | 0.00 | 0.00 | 0.00 | 316.00 | 0 | 40 | 0.00 | 0.3097 |
| CJ601C11600 | 0.00 | 0.00 | 0.00 | 0.00 | 281.00 | 0 | 30 | 0.00 | 0.2795 |
| CJ601C11800 | 248.00 | 248.00 | 248.00 | 248.00 | 251.00 | 3 | 183 | 0.37 | 0.2523 |
| CJ601C8800 | 0.00 | 0.00 | 0.00 | 0.00 | 1,637.00 | 0 | 0 | 0.00 | 0.8957 |
| CJ601C8900 | 0.00 | 0.00 | 0.00 | 0.00 | 1,552.00 | 0 | 0 | 0.00 | 0.8783 |
| CJ601C9000 | 0.00 | 0.00 | 0.00 | 0.00 | 1,468.00 | 0 | 0 | 0.00 | 0.8610 |
| CJ601C9100 | 0.00 | 0.00 | 0.00 | 0.00 | 1,386.00 | 0 | 0 | 0.00 | 0.8416 |
| CJ601C9200 | 0.00 | 0.00 | 0.00 | 0.00 | 1,308.00 | 0 | 3 | 0.00 | 0.8209 |
| CJ601C9300 | 0.00 | 0.00 | 0.00 | 0.00 | 1,230.00 | 0 | 3 | 0.00 | 0.7999 |
| CJ601C9400 | 1,200.00 | 1,200.00 | 1,200.00 | 1,200.00 | 1,158.00 | 5 | 5 | 3.00 | 0.7761 |
| CJ601C9500 | 0.00 | 0.00 | 0.00 | 0.00 | 1,087.00 | 0 | 11 | 0.00 | 0.7525 |
| CJ601C9600 | 0.00 | 0.00 | 0.00 | 0.00 | 1,020.00 | 0 | 12 | 0.00 | 0.7275 |
| CJ601C9700 | 0.00 | 0.00 | 0.00 | 0.00 | 957.00 | 0 | 14 | 0.00 | 0.7016 |
| CJ601C9800 | 0.00 | 0.00 | 0.00 | 0.00 | 894.00 | 0 | 8 | 0.00 | 0.6760 |
| CJ601C9900 | 850.00 | 850.00 | 850.00 | 850.00 | 838.00 | 5 | 14 | 2.13 | 0.6490 |
| 小计 | 15 | 591 | 6.11 | ||||||
| CJ601P10000 | 0.00 | 0.00 | 0.00 | 0.00 | 409.00 | 0 | 0 | 0.00 | -0.3651 |
| CJ601P10200 | 0.00 | 0.00 | 0.00 | 0.00 | 508.00 | 0 | 0 | 0.00 | -0.4178 |
| CJ601P10400 | 0.00 | 0.00 | 0.00 | 0.00 | 617.00 | 0 | 0 | 0.00 | -0.4694 |
| CJ601P10600 | 0.00 | 0.00 | 0.00 | 0.00 | 742.00 | 0 | 0 | 0.00 | -0.5182 |
| CJ601P10800 | 0.00 | 0.00 | 0.00 | 0.00 | 875.00 | 0 | 0 | 0.00 | -0.5639 |
| CJ601P11000 | 0.00 | 0.00 | 0.00 | 0.00 | 1,016.00 | 0 | 0 | 0.00 | -0.6063 |
| CJ601P11200 | 0.00 | 0.00 | 0.00 | 0.00 | 1,168.00 | 0 | 0 | 0.00 | -0.6443 |
| CJ601P11400 | 0.00 | 0.00 | 0.00 | 0.00 | 1,323.00 | 0 | 0 | 0.00 | -0.6794 |
| CJ601P11600 | 0.00 | 0.00 | 0.00 | 0.00 | 1,487.00 | 0 | 0 | 0.00 | -0.7103 |
| CJ601P11800 | 0.00 | 0.00 | 0.00 | 0.00 | 1,654.00 | 0 | 0 | 0.00 | -0.7384 |
| CJ601P8800 | 67.00 | 82.00 | 67.00 | 82.00 | 73.00 | 19 | 61 | 0.71 | -0.1004 |
| CJ601P8900 | 0.00 | 0.00 | 0.00 | 0.00 | 87.00 | 0 | 24 | 0.00 | -0.1165 |
| CJ601P9000 | 0.00 | 0.00 | 0.00 | 0.00 | 103.00 | 0 | 20 | 0.00 | -0.1327 |
| CJ601P9100 | 0.00 | 0.00 | 0.00 | 0.00 | 121.00 | 0 | 15 | 0.00 | -0.1511 |
| CJ601P9200 | 0.00 | 0.00 | 0.00 | 0.00 | 141.00 | 0 | 12 | 0.00 | -0.1708 |
| CJ601P9300 | 0.00 | 0.00 | 0.00 | 0.00 | 163.00 | 0 | 9 | 0.00 | -0.1910 |
| CJ601P9400 | 0.00 | 0.00 | 0.00 | 0.00 | 190.00 | 0 | 6 | 0.00 | -0.2140 |
| CJ601P9500 | 0.00 | 0.00 | 0.00 | 0.00 | 218.00 | 0 | 56 | 0.00 | -0.2370 |
| CJ601P9600 | 0.00 | 0.00 | 0.00 | 0.00 | 250.00 | 0 | 21 | 0.00 | -0.2614 |
| CJ601P9700 | 0.00 | 0.00 | 0.00 | 0.00 | 285.00 | 0 | 3 | 0.00 | -0.2868 |
| CJ601P9800 | 0.00 | 0.00 | 0.00 | 0.00 | 321.00 | 0 | 3 | 0.00 | -0.3120 |
| CJ601P9900 | 0.00 | 0.00 | 0.00 | 0.00 | 364.00 | 0 | 0 | 0.00 | -0.3386 |
| 小计 | 19 | 230 | 0.71 | ||||||
| CJ合计 | 5,374 | 17,766 | 536.75 | ||||||
| 总计 | 5,374 | 17,766 | 536.75 |
(1) 价格：元/吨
(2) 成交量、持仓量：手（单边计算）
(3) 成交额：万元（单边计算）
打印