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   "License"); you may not use this file except in compliance
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   KIND, either express or implied.  See the License for the
   specific language governing permissions and limitations
   under the License. :)

(:
Print the result of the number of dataTypes whose value is "AWND" in json structure
:)
let $x:=fn:count(
    let $sensor_collection := "/tmp/1.0_partition_ghcnd_all_xml/sensors"
    for $d in collection($sensor_collection)/dataCollection/data
where $d/dataType eq "AWND"
return $d
)
return {"numberOfDataTypes":$x}