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How many working days and public holidays from  
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Days
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Working days
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Weekend days
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-
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Public holidays
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Vacations

Working days numbering

Over the period from Tuesday, 1 January, 1980 to Wednesday, 31 December, 1980

January 1980
253 working days
Mon
Tue
Wed
Thu
Fri
Sat
Sun
1
2
31
42
5
6
7
83
94
105
116
12
13
147
158
169
1710
1811
19
20
2112
2213
2314
2415
2516
26
27
2817
2918
3019
3120
Weekend day
Public holiday: New Year Holiday
Public holiday: Orthodox Christmas
February 1980
253 working days
Mon
Tue
Wed
Thu
Fri
Sat
Sun
121
2
3
422
523
624
725
826
9
10
1127
1228
1329
1430
1531
16
17
1832
1933
2034
2135
2236
23
24
2537
2638
2739
2840
2941
Weekend day
March 1980
253 working days
Mon
Tue
Wed
Thu
Fri
Sat
Sun
1
2
342
443
544
645
746
8
9
1047
1148
1249
1350
1451
15
16
1752
1853
1954
2055
2156
22
23
2457
2558
2659
2760
2861
29
30
3162
Weekend day
Public holiday: Women's Day
April 1980
253 working days
Mon
Tue
Wed
Thu
Fri
Sat
Sun
163
264
365
466
5
6
767
868
969
1070
1171
12
13
1472
15
1673
1774
1875
19
20
2176
2277
2378
2479
2580
26
27
2881
2982
3083
Weekend day
Public holiday: Radonitsa
May 1980
253 working days
Mon
Tue
Wed
Thu
Fri
Sat
Sun
1
284
3
4
585
686
787
888
9
10
11
1289
1390
1491
1592
1693
17
18
1994
2095
2196
2297
2398
24
25
2699
27100
28101
29102
30103
31
Weekend day
Public holiday: Labour Day
Public holiday: Victory Day
June 1980
253 working days
Mon
Tue
Wed
Thu
Fri
Sat
Sun
1
2104
3105
4106
5107
6108
7
8
9109
10110
11111
12112
13113
14
15
16114
17115
18116
19117
20118
21
22
23119
24120
25121
26122
27123
28
29
30124
Weekend day
July 1980
253 working days
Mon
Tue
Wed
Thu
Fri
Sat
Sun
1125
2126
3
4127
5
6
7128
8129
9130
10131
11132
12
13
14133
15134
16135
17136
18137
19
20
21138
22139
23140
24141
25142
26
27
28143
29144
30145
31146
Weekend day
Public holiday: Independence Day
August 1980
253 working days
Mon
Tue
Wed
Thu
Fri
Sat
Sun
1147
2
3
4148
5149
6150
7151
8152
9
10
11153
12154
13155
14156
15157
16
17
18158
19159
20160
21161
22162
23
24
25163
26164
27165
28166
29167
30
31
Weekend day
September 1980
253 working days
Mon
Tue
Wed
Thu
Fri
Sat
Sun
1168
2169
3170
4171
5172
6
7
8173
9174
10175
11176
12177
13
14
15178
16179
17180
18181
19182
20
21
22183
23184
24185
25186
26187
27
28
29188
30189
Weekend day
October 1980
253 working days
Mon
Tue
Wed
Thu
Fri
Sat
Sun
1190
2191
3192
4
5
6193
7194
8195
9196
10197
11
12
13198
14199
15200
16201
17202
18
19
20203
21204
22205
23206
24207
25
26
27208
28209
29210
30211
31212
Weekend day
November 1980
253 working days
Mon
Tue
Wed
Thu
Fri
Sat
Sun
1
2
3213
4214
5215
6216
7
8
9
10217
11218
12219
13220
14221
15
16
17222
18223
19224
20225
21226
22
23
24227
25228
26229
27230
28231
29
30
Weekend day
Public holiday: October Revolution Day
December 1980
253 working days
Mon
Tue
Wed
Thu
Fri
Sat
Sun
1232
2233
3234
4235
5236
6
7
8237
9238
10239
11240
12241
13
14
15242
16243
17244
18245
19246
20
21
22247
23248
24249
25
26250
27
28
29251
30252
31253
Weekend day
Public holiday: Christmas Day

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Working days in a year:   ‹ 1979 | 1980 | 1981 ›
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