575 instances from 17 years

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

Jan
6
14
20
28
Feb
3
12
17
26
Mar
3
11
12
17
26
31
Apr
13
22
25
28
May
6
12
20
26
Jun
4
9
17
23
30
Jul
7
14
Aug
Sep
Oct
Nov
Dec

Jan
7
8
21
28
Feb
4
6
16
17
21
Mar
1
2
9
11
16
19
22
24
25
31
Apr
5
6
17
22
24
28
30
May
1
4
6
9
11
17
19
26
27
Jun
17
24
Jul
1
8
15
22
29
Aug
5
12
19
27
Sep
2
9
12
14
16
19
24
28
Oct
1
7
15
21
28
Nov
5
11
19
25
Dec
11
16
23

Jan
2
8
11
14
19
29
Feb
3
5
9
19
22
Mar
5
8
18
21
Apr
7
9
13
14
16
17
30
May
2
7
8
14
17
Jun
2
4
11
13
18
19
23
24
25
26
30
Jul
1
10
14
15
23
25
Aug
7
8
11
12
20
22
Sep
3
5
7
16
19
27
Oct
5
15
16
27
28
29
31
Nov
3
4
13
14
19
20
27
29
Dec
4
5
10
12
15
19
20
24
25

Jan
Feb
11
Mar
18
22
23
27
Apr
3
9
17
19
24
27
May
1
5
7
11
15
19
22
26
29
Jun
5
10
12
15
19
24
25
26
29
Jul
5
20
22
31
Aug
2
14
17
28
Sep
8
11
14
16
17
23
24
25
28
Oct
6
7
9
11
23
26
30
Nov
1
5
6
13
14
20
22
27
Dec
2
4
6
11
14
18
22
24
26
30

Jan
11
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Jan
Feb
Mar
2
11
Apr
5
May
Jun
Jul
Aug
Sep
Oct
1
Nov
Dec

Jan
Feb
Mar
Apr
5
May
Jun
Jul
Aug
5
Sep
Oct
11
14
Nov
Dec

Jan
Feb
Mar
Apr
13
May
Jun
Jul
Aug
Sep
Oct
6
Nov
Dec

Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
26
Nov
22
Dec

Jan
Feb
Mar
Apr
May
Jun
11
Jul
Aug
Sep
Oct
Nov
Dec
3

Jan
23
Feb
21
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
1
Nov
Dec

Jan
Feb
Mar
12
Apr
6
May
4
Jun
Jul
29
Aug
3
23
Sep
2
12
Oct
15
24
28
Nov
3
7
Dec
5

Jan
Feb
2
7
Mar
3
Apr
May
Jun
1
2
Jul
Aug
1
Sep
Oct
30
Nov
8
Dec
6

Jan
15
Feb
Mar
3
4
Apr
2
6
8
May
20
24
Jun
Jul
2
Aug
6
24
Sep
Oct
12
16
Nov
Dec
15
24

Jan
5
Feb
Mar
Apr
14
May
Jun
7
Jul
Aug
4
10
Sep
Oct
16
23
Nov
16
Dec
5

Jan
11
Feb
Mar
Apr
May
Jun
Jul
Aug
20
Sep
Oct
Nov
Dec