期数(周)	本次下沉量/mm	累计下沉量/mm	期数(周)	本次下沉量/mm	累计下沉量/mm
1	0.2593	0.2593	21	−0.018	−37.531
2	−0.5246	−0.2653	22	0.009	−37.522
3	−1.7188	−1.9841	23	−0.432	−37.954
4	−1.3288	−3.3129	24	−0.352	−38.306
5	−0.7118	−4.0247	25	−0.009	−38.315
6	−1.0535	−5.0782	26	0	−38.315
7	−4.5878	−8.3115	27	−0.326	−38.641
8	−4.5875	−12.899	28	−0.53	−39.171
9	−3.908	−16.807	29	−0.509	−39.680
10	−2.824	−19.631	30	−0.645	−40.325
11	−1.846	−21.477	31	−0.194	−40.519
12	−1.649	−23.126	32	−0.104	−40.623
13	−2.26	−25.386	33	−0.16	−40.783
14	−3.709	−29.095	34	0.031	−40.752
15	−3.687	−32.782	35	−0.015	−40.767
16	−2.923	−35.705	36	0.02	−40.747
17	−1.06	−36.765	37	−0.163	−40.910
18	0.21	−36.555	38	−0.237	−41.147
19	−0.314	−36.869	39	−0.194	−41.341
20	−0.644	−37.513	40	−0.117	−41.458