Divisional HQ of North Bengal    
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Tea Garden

No. of Tea Estates
1961
1971
1981
1988
1993
1994
1995
1996
1997
1998
1999
155
151
154
162
163
168
168
191
191
423
532
       
Area under Tea
(Figures in Hectares)
1951
1961
1971
1981
1988
1993
1994
1995
1996
1997
1998
1999
54609
54756
59485
63418
13280
67510
67779
69175
69748
69630
70479
70996
       
Monthwise production of Tea during 1998
(quantity in th. kgs.)
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Total
1651
255
7352
13224
11683
16251
16207
14949
20545
12253
17150
15613
147133
       
Yearwise production of Tea
(quantity in th. kgs.)
1951
1961
1971
1981
1988
1993
1994
1995
1996
1997
1998
1999
63944
66898
80840
100251
114066
125906
123097
121420
125253
129760
147133
133803
       

Production of green Tea
(quantity in th. kgs.)

1961
1971
1981
1988
1992
1993
1994
1995
1996
1997
1998
1999
2086
4110
2899
3043
2097
1770
2127
1899
1860
1926
2755
2221
       
Average yield 
(Figures in kg./hectres)
1951
1961
1971
1981
1988
1993
1994
1995
1996
1997
1998
1999
1711
1222
1359
1581
1801
1865
1816
1755
1796
1864
2088
1885
       
Area under different age group of bushes as on 31.12.1998
(Figures in hectres)
Below 5 years
5-10 years
11-20 years
21-30 years
31-40 years
41-50 years
Over 50 years
Total
5350
5330
6383
6340
8108
4626
26517
62354
       
Estimated Total Number of Labour on Roll as on 31st December of each year
Year
Resident
Outside
Total
Estimated no. of bonafide dependents of resident workers on roll as on 31st December of the years.
Permanent
Temporary
1996
167157
4953
14923
189033
266724
1997
165200
4608
15311
185119
240980
1998
167017
4652
15479
187148
243630
       
Estimated average Daily Number of Labour Employed in Tea Plantation
1980
1981
1982
1988
1993
1994
1995
1996
1997
1998
149571
146536
147680
167231
160693
160521
160085
159891
159378
161176
 
 
 

 

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