Number of factories
574
532
490
448
406
364
322
280
238
196
154
3
4
5
6
7
8
9
10
11
12
The X-axis in the diagram shows:
Days
The Y-axis in the diagram shows:
Number of factories
X:
3
4
5
6
7
Y:
154
214
258
296
332
X:
8
9
10
11
12
Y:
366
424
473
519
574
