data={{0.820667, 0.0123147}, {0.827131, 0.0133158}, {0.838766,
  0.0155183}, {0.851694, 0.0189221}, {0.852987, 0.0231268}, {0.8685,
  0.0279321}, {0.876257, 0.0337385}, {0.882721, 0.0400455}, {0.898235,
   0.046853}, {0.903406, 0.0541612}, {0.912455, 0.0623702}, {0.924091,
   0.0714804}, {0.926676, 0.0804904}, {0.937019,
  0.0900009}, {0.952532, 0.100513}, {0.957703, 0.111625}, {0.968046,
  0.123338}, {0.977095, 0.135652}, {0.988731, 0.149267}, {0.991316,
  0.162782}, {1.00166, 0.176597}, {1.01459, 0.191714}}