| 1 week in month | 0.23 month approx 1 quarter month | 21 weeks in month | 4.83 months approx 4 months 26 days |
| 2 weeks in month | 0.46 month approx 1/2 month | 22 weeks in month | 5.06 months approx 5 months 2 days |
| 3 weeks in month | 0.69 month approx 3/4 month | 23 weeks in month | 5.29 months approx 5 months 9 days |
| 4 weeks in month | 0.92 month approx 1 month | 24 weeks in month | 5.52 months approx 5 months 16 days |
| 5 weeks in month | 1.15 month approx 1 month 5 days | 25 weeks in month | 5.75 months approx 5 months 23 days |
| 6 weeks in month | 1.38 month approx 1 month 12 days | 26 weeks in month | 5.98 months approx 6 months |
| 7 weeks in month | 1.61 month approx 1 month 20 days | 27 weeks in month | 6.21 months approx 6 months 7 days |
| 8 weeks in month | 1.84 month approx 1 month 28 days | 28 weeks in month | 6.44 months approx 6 months 14 days |
| 9 weeks in month | 2.07 months approx 2 months 2 days | 29 weeks in month | 6.67 months approx 6 months 21 days |
| 10 weeks in month | 2.30 months approx 2 months 10 days | 30 weeks in month | 6.90 months approx 6 months 28 days |
| 11 weeks in month | 2.53 months approx 2 months 17 days | 31 weeks in month | 7.13 months approx 7 months 4 days |
| 12 weeks in month | 2.76 months approx 2 months 25 days | 32 weeks in month | 7.36 months approx 7 months 11 days |
| 13 weeks in month | 2.99 months approx 3 months | 33 weeks in month | 7.59 months approx 7 months 18 days |
| 14 weeks in month | 3.22 months approx 3 months 7 days | 34 weeks in month | 7.82 months approx 7 months 25 days |
| 15 weeks in month | 3.45 months approx 3 months 15 days | 35 weeks in month | 8.05 months approx 8 months 1 day |
| 16 weeks in month | 3.68 months approx 3 months 21 days | 36 weeks in month | 8.28 months approx 8 months 8 days |
| 17 weeks in month | 3.91 months approx 3 months 28 days | 37 weeks in month | 8.51 months approx 8 months 15 days |
| 18 weeks in month | 4.14 months approx 4 months 4 days | 38 weeks in month | 8.74 months approx 8 months 22 days |
| 19 weeks in month | 4.37 months approx 4 months 11 days | 39 weeks in month | 8.97 months approx 8 months 29 days |
| 20 weeks in month | 4.60 months approx 4 months 18 days | 40 weeks in month | 9.20 months approx 9 months 6 days |