[
{
"label": "Winter '11",
"url": "/services/data/v20.0",
"version": "20.0"
},
{
"label": "Spring '11",
"url": "/services/data/v21.0",
"version": "21.0"
},
{
"label": "Summer '11",
"url": "/services/data/v22.0",
"version": "22.0"
},
{
"label": "Winter '12",
"url": "/services/data/v23.0",
"version": "23.0"
},
{
"label": "Spring '12",
"url": "/services/data/v24.0",
"version": "24.0"
},
{
"label": "Summer '12",
"url": "/services/data/v25.0",
"version": "25.0"
},
{
"label": "Winter '13",
"url": "/services/data/v26.0",
"version": "26.0"
},
{
"label": "Spring '13",
"url": "/services/data/v27.0",
"version": "27.0"
},
{
"label": "Summer '13",
"url": "/services/data/v28.0",
"version": "28.0"
},
{
"label": "Winter '14",
"url": "/services/data/v29.0",
"version": "29.0"
},
{
"label": "Spring '14",
"url": "/services/data/v30.0",
"version": "30.0"
}
]