> db.metrics.findOne({type:"scoreboard"})
{
        "_id" : ObjectId("4e24327dfacc513817000002"),
        "type" : "scoreboard",
        "date" : ISODate("2011-07-08T13:17:47Z"),
        "period" : "day",
        "aggregates" : {
                "1" : {
                        "negative" : 46,
                        "positive" : 41,
                        "neutral" : 20,
                        "points" : 314,
                        "count" : 107
                }
        }
}