approximated user count according to https://github.com/corona-warn-app/cwa-documentation/issues/258#issuecomment-650700745
called with: multiplier=1, auto_multiplier_detect=False, new_android_apps_only=False

Parsing the Diagnosis Key list...
Length: 28063 keys (28063 without padding)
Number of keys per TRL:
Date:             1      2      3      4      5      6      7      8   Sum:
2021-01-09:     339    196    124    413   1128    196     17     59    2472
2021-01-08:     903    239    151    245   1157   1034     77    225    4031
2021-01-07:     382    135    196     46    717    354    641    386    2857
2021-01-06:     259    205     55     27    619    176    745    569    2655
2021-01-05:     275     98     44     21    434    135    766    657    2430
2021-01-04:     224     51     63     49    309    589    283    531    2099
2021-01-03:     205     67     48    543    177    296    108    379    1823
2021-01-02:     231    124    435    101    278    125     88    235    1617
2021-01-01:     315    538     14    234     66    126     43    161    1497
2020-12-31:     816     97    159     73     43     79     34    117    1418
2020-12-30:     881    228      5     33     37     45     58     69    1356
2020-12-29:    1057     53      7     33     18     37     47     49    1301
2020-12-28:    1066     38     19     23     19     49     12     33    1259
2020-12-27:    1080     30      2     30     17     45      7     25    1236
2020-12-26:       1      0      0      0      8      0      0      3      12
Total:         8034   2099   1322   1871   5027   3286   2926   3498   28063

Pre-V1.5 user count:  3286
Post-V1.5 user count: 4031