Number of factories

2,121
2,101
2,081
2,061
2,041
2,021
2,000
1,980
1,960
1,940
1,920













































































































































































































































































567891011121314

The X-axis in the diagram shows:  Days
The Y-axis in the diagram shows:  Number of factories
 X:    5  6  7  8  9 
 Y:    1,920   1,954  1,983  1,999  2,032 
 X:    10  11  12  13   14 
 Y:    2,062  2,070  2,090  2,121  2,112