| Working date | Probability | Working mode | Events |
| Working place = Northern China | Jun. | 0.0251 | 101 | OPI, CM, EAI, RTM, BVI, SPM, AOM, APTS, CPD, and TCI | Jul. | 0.0341 | 164 | OPI, CSI, RTM, CM, ISC, APTS, SPM, AOM, CPD, and TCI | Aug. | 0.0051 | 62 | LLF, CFI, APTS, CSI, AOM, ISC, RTM, SPM, CPD, and TCI | Sep. | 0.0342 | 12 | OPI, RTM, CM, CPI, BVI, LLF, SPM, AOM, APTS, and CPD | Oct. | 0.0351 | 49 | RTM, OPI, CM, BVI, MCI, SPM, AOM, APTS, CPD, and TCI | Nov. | 0.0353 | 129 | OPI, ISC, SPM, EAI, CSI, APTS, AOM, CPD, TCI, and MCMC |
| Working place = Northeastern China | Jun. | 0.0258 | 176 | OPI, SPM, EAI, HOS, BVI, MCI, AOM, APTS, CPD, and TCI | Jul. | 0.0263 | 29 | OPI, LLF, ISC, SPM, CFI, APTS, CPI, HOS, AOM, and CPD | Aug. | 0.0141 | 71 | OPI, CSI, RTM, CM, ISC, APTS, SPM, AOM, CPD, and TCI | Sep. | 0.0114 | 111 | RTM, BVI, OPI, CM, MCI, HOS, EAI, SPM, AOM, and APTS | Oct. | 0.0146 | 69 | ISC, LLF, CSI, AOM, APTS, OPI, CFI, SPM, CPD, and TCI | Nov. | 0.0257 | 93 | RTM, OPI, BVI, MCI, CM, CPI, SPM, AOM, APTS, andCPD |
| Working place = Eastern China | Jun. | 0.0279 | 177 | OPI, HOS, CPI, SPM, LLF, RTM, EAI, BVI, AOM, and APTS | Jul. | 0.0201 | 72 | OPI, EAI, CPI, SPM, MCI, RTM, HOS, AOM, APTS, and CPD | Aug. | 0.0277 | 87 | OPI, BVI, EAI, RTM, AOM, SPM, MCI, APTS, CPD, and TCI | Sep. | 0.0274 | 9 | OPI, EAI, BVI, RTM, HOS, SPM, AOM, APTS, CPD, and TCI | Oct. | 0.0214 | 191 | RTM, MCI, CPI, CM, EAI, OPI, HOS, SPM, AOM, and APTS | Nov. | 0.0255 | 170 | OPI, MCI, BVI, RTM, CPI, HOS, SPM, AOM, APTS, and CPD |
| Working place = Mid-Southern China | Jun. | 0.0122 | 74 | OPI, EAI, CSI, CPI, ISC, MCI, SPM, AOM, APTS, and CPD | Jul. | 0.0177 | 33 | OPI, CPI, CM, MCI, HOS, SPM, AOM, APTS, CPD, and TCI | Aug. | 0.0262 | 187 | HOS, MCI, CPI, OPI, EAI, BVI, CSI, SPM, AOM, and APTS | Sep. | 0.0205 | 104 | RTM, EAI, BVI, OPI, SPM, MCI, CFI, APTS, AOM, and CPD | Oct. | 0.0193 | 39 | OPI, HOS, BVI, CM, RTM, SPM, AOM, APTS, CPD, and TCI | Nov. | 0.0133 | 158 | OPI, BVI, RTM, MCI, CM, SPM, AOM, APTS, CPD, and TCI |
| Working place = Western China | Jun. | 0.0037 | 4 | OPI, RTM, BVI, CM, EAI, SPM, CPI, MCI, AOM, and APTS | Jul. | 0.0134 | 144 | HOS, MCI, CPI, OPI, CFI, EAI, SPM, AOM, APTS, and CPD | Aug. | 0.0126 | 126 | OPI, SPM, CM, BVI, AOM, LLF, APTS, CSI, CPD, and TCI | Sep. | 0.0122 | 88 | OPI, HOS, CPI, CM, LLF, AOM, CFI, MCI, BVI, and SPM | Oct. | 0.0104 | 37 | OPI, EAI, MCI, HOS, CSI, ISC, CFI, LLF, SPM, and AOM | Nov. | 0.0135 | 78 | OPI, HOS, RTM, BVI, CSI, EAI, MCI, APTS, AOM, and SPM |
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