Cozy Hug of Spring

Level	Materials	Coin Cost	Time Cost	Production Rates
Build		0	0 sec	1/15 min
1 → 2	2	10,000	1 min	2/27 min
2 → 3	3	20,000	3 min	4/45 min
3 → 4	4	30,000	5 min	7/1 hr 15 min
4 → 5	5	50,000	10 min	17/3 hr
5 → 6	6	80,000	20 min	35/6 hr
6 → 7	7	120,000	30 min	54/9 hr
7 → 8	8	200,000	40 min	74 /12 hr
8 → 9	9	300,000	50 min	112/18 hr
9 → 10	10	500,000	1 hr	160/1D