Blacksmith

All levels ?Romans

Lvl						?	CP?	Max upgrade level?
1	170	200	380	130	0:00:20	+4 (4)	2	1 +1
2	220	255	485	165	0:00:26	+2 (6)	3	2 +1
3	280	330	625	215	0:00:33	+2 (8)	3	3 +1
4	355	420	795	275	0:00:42	+2 (10)	4	4 +1
5	455	535	1,020	350	0:00:51	+2 (12)	5	5 +1
6	585	685	1,305	445	0:01:03	+3 (15)	6	6 +1
7	750	880	1,670	570	0:01:16	+3 (18)	7	7 +1
8	955	1,125	2,140	730	0:01:31	+3 (21)	9	8 +1
9	1,225	1,440	2,740	935	0:01:48	+3 (24)	10	9 +1
10	1,570	1,845	3,505	1,200	0:02:09	+3 (27)	12	10 +1
11	2,005	2,360	4,485	1,535	0:02:32	+3 (30)	15	11 +1
12	2,570	3,020	5,740	1,965	0:03:00	+3 (33)	18	12 +1
13	3,290	3,870	7,350	2,515	0:03:31	+3 (36)	21	13 +1
14	4,210	4,950	9,410	3,220	0:04:08	+3 (39)	26	14 +1
15	5,390	6,340	12,045	4,120	0:04:51	+3 (42)	31	15 +1
16	6,895	8,115	15,415	5,275	0:05:40	+4 (46)	37	16 +1
17	8,825	10,385	19,730	6,750	0:06:38	+4 (50)	44	17 +1
18	11,300	13,290	25,255	8,640	0:07:44	+4 (54)	53	18 +1
19	14,460	17,015	32,325	11,060	0:09:02	+4 (58)	64	19 +1
20	18,510	21,780	41,380	14,155	0:10:31	+4 (62)	77	20 +1

Build times with a level 1 Main Building on this x100 world (Gold boosts and artifacts shorten them further). Population in brackets is the building's total at that level.