job,who_does_it,times_per_month,minutes_each_time,hours_per_month,same_way_every_time (yes/no),repeats_every_month (yes/no),notes
,,,,"=IF(OR(C2="""",D2=""""),"""",C2*D2/60)",,,
,,,,"=IF(OR(C3="""",D3=""""),"""",C3*D3/60)",,,
,,,,"=IF(OR(C4="""",D4=""""),"""",C4*D4/60)",,,
,,,,"=IF(OR(C5="""",D5=""""),"""",C5*D5/60)",,,
,,,,"=IF(OR(C6="""",D6=""""),"""",C6*D6/60)",,,
,,,,"=IF(OR(C7="""",D7=""""),"""",C7*D7/60)",,,
,,,,"=IF(OR(C8="""",D8=""""),"""",C8*D8/60)",,,
,,,,"=IF(OR(C9="""",D9=""""),"""",C9*D9/60)",,,
LEAK: hours per month (rows with two yeses),,,,"=SUMIFS(E2:E9,F2:F9,""yes"",G2:G9,""yes"")",,,
Hours per year,,,,=E10*12,,,
Working days per year,,,,=E11/8,,,