public function index()
{
$analytics = new Analytics();
$statusCode = 200;
$response = ['numTweets' => $analytics->numTweets(), 'numTweetsWithLink' => $analytics->numTweetsWithLink(), 'numTweetsTypeRT' => $analytics->numTweetsTypeRT(), 'numTimesRetweeted' => $analytics->numTimesRetweeted(), 'avgNumCharacters' => $analytics->avgNumCharacters()];
return \Response::json($response, $statusCode);
}
