Calculate the Price-weighted Index (Index Value and Index Return) and Market Value-weighted Index (Index Value and Index Return).

Can you also write the steps on how to calculate it so I understand the process? Thank you.

AAPL				FB				Price-weighted Index			Market Value-weighted Index
Date	Adj Close	Return		Date	Adj Close	Return		Index Value	Index return		Index Value	Index return
1/1/2015	106.9111			1/1/2015	75.91
2/1/2015	117.2226	0.0964492		2/1/2015	78.97	0.040311
3/1/2015	113.9932	-0.027549		3/1/2015	82.22	0.041155
4/1/2015	114.6528	0.0057865		4/1/2015	78.77	-0.04196
5/1/2015	119.3526	0.0409908		5/1/2015	79.19	0.005332
6/1/2015	115.3893	-0.033206		6/1/2015	85.77	0.083091
7/1/2015	111.5899	-0.032927		7/1/2015	94.01	0.096071
8/1/2015	103.8808	-0.069085		8/1/2015	89.73	-0.04553
9/1/2015	101.9298	-0.018781		9/1/2015	89.9	0.001895
10/1/2015	110.4316	0.0834089		10/1/2015	101.97	0.13426
11/1/2015	109.3227	-0.010042		11/1/2015	104.24	0.022261
12/1/2015	97.68863	-0.10642		12/1/2015	104.66	0.004029