15 instances from 7 years

Jan
8
Feb
Mar
Apr
May
Jun
Jul
3
Aug
Sep
Oct
Nov
Dec

Jan
3
Feb
Mar
Apr
May
Jun
Jul
1
Aug
Sep
Oct
Nov
Dec

Jan
4
Feb
Mar
Apr
May
Jun
Jul
3
Aug
Sep
Oct
Nov
Dec

Jan
Feb
Mar
Apr
May
15
Jun
Jul
4
Aug
Sep
Oct
Nov
Dec

Jan
Feb
Mar
4
Apr
May
Jun
Jul
3
Aug
Sep
Oct
Nov
6
Dec

Jan
Feb
Mar
21
Apr
May
Jun
Jul
4
Aug
Sep
Oct
Nov
18
Dec

Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
17