1..2
2017-09-04 = 1
not ok 1 - 2017-09-04 tally correct
#   Failed test '2017-09-04 tally correct'
#   at C:\Users\li\test9.pl line 67.
#          got: '1'
#     expected: '3'
not ok 2 - 2017-09-30 tally correct
#   Failed test '2017-09-30 tally correct'
#   at C:\Users\li\test9.pl line 68.
#          got: undef
#     expected: '2'
# Looks like you failed 2 tests of 2.