Pump    ti	yi  
1	 94.5	5    
2	 15.7	1    
3	 62.9	5	   
4	 126	14    
5	 5.24	3    
6	 31.4	19	  
7	 1.05	1    
8	 1.05	1    
9	 2.1	4     
10	 10.5	22