JSFiddle - React, Tailwind, and code Playground

HTML

<select id='BASE1'></select>

JavaScript

function populate(id, selectValues, theSelected, empty) {
    if (empty) {
        $(id).empty();
    }
    $.each(selectValues, function(key, value) {
        $(id).prepend($("<option></option>").attr("value", key)
             .prop('selected', key == theSelected).text(value));
    });
}

populate('#BASE1', {
    "8": "2012 average=100",
    "7": "2010 average=100",
    "6": "2008 average=100",
    "5": "2006 average=100",
    "4": "2002 average=100",
    "3": "2000 average=100",
    "2": "1998 average=100",
    "1": "1993 average=100"
}, 1, true);