Calculate Sharpe, Treynor & Jensen Alpha of weekly return based on weekly NAV

Risk-free rate of return=3%

Show all calculations ( Excel Preferable)

NAV	S&P 500 Index
10	41
12	41.25
13	41.5
13.45	41.45
13.75	42
15	44
16	43.5
17	45
18	45.3
19	45.5