diff --git a/js/derekovecs.js b/js/derekovecs.js
index 4e114bc..14792ff 100644
--- a/js/derekovecs.js
+++ b/js/derekovecs.js
@@ -144,13 +144,13 @@
       { "data": "npmi", render: function ( data, type, row ) {return toFixed(data, 3) }},
       { "data": "dice", render: function ( data, type, row ) {return toExponential(data, 2) }},
       { "data": "ld", render: function ( data, type, row ) {return toFixed(data, 2) }},
-      { "data": "af", render: function ( data, type, row ) {return toFixed(data, 2) }},
+      { "data": "ldaf", render: function ( data, type, row ) {return toFixed(data, 2) }},
       { "data": "delta", render: function ( data, type, row ) {return toFixed(data, 2) }},
       { "data": "afwin", width: "auto", sClass: "dt-center mono compact", render: function ( data, type, row ) {return bitmask2window(data, row.win) }},
-      { "data": "lncount", render: function ( data, type, row ) {return toFixed(data, 1) }},
-      { "data": "rncount", render: function ( data, type, row ) {return toFixed(data, 1) }},
-      { "data": "lnpmi", render: function ( data, type, row ) {return toFixed(data, 2) }},
-      { "data": "rnpmi", render: function ( data, type, row ) {return toFixed(data, 2) }},
+      { "data": "ln_count", render: function ( data, type, row ) {return toFixed(data, 1) }},
+      { "data": "rn_count", render: function ( data, type, row ) {return toFixed(data, 1) }},
+      { "data": "ln_pmi", render: function ( data, type, row ) {return toFixed(data, 2) }},
+      { "data": "rn_pmi", render: function ( data, type, row ) {return toFixed(data, 2) }},
       { "data": "f" },
       { "data": "word",  sClass: "collocator" }
     ],