40 instances from 7 years

Jan
7
Feb
Mar
Apr
May
Jun
Jul
2
Aug
Sep
Oct
Nov
Dec

Jan
2
Feb
Mar
Apr
May
Jun
Jul
1
Aug
Sep
Oct
Nov
Dec

Jan
4
Feb
15
Mar
Apr
May
Jun
Jul
3
Aug
5
9
Sep
Oct
Nov
Dec

Jan
7
12
Feb
Mar
Apr
May
15
Jun
Jul
4
Aug
Sep
Oct
Nov
Dec

Jan
14
Feb
2
Mar
3
Apr
8
May
12
13
Jun
4
Jul
2
Aug
8
Sep
11
Oct
7
12
17
Nov
5
Dec

Jan
19
Feb
Mar
16
21
26
30
Apr
May
22
Jun
8
Jul
4
6
Aug
Sep
Oct
2
12
Nov
18
Dec

Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
29
Nov
Dec