| Schedule of quarterly financial data |
| |
|
First |
|
Second |
|
Third |
|
Fourth |
|
Total |
| 2014 |
|
|
|
|
|
|
|
|
|
|
| Total revenue |
|
$ |
|
|
|
$ |
|
|
|
$ |
|
|
|
$ |
|
|
|
$ |
|
|
| Operating loss |
|
|
(2,021,493 |
) |
|
|
(1,968,383 |
) |
|
|
(2,056,416 |
) |
|
|
(3,076,632 |
) |
|
|
(9,122,924 |
) |
| Net loss |
|
|
(2,021,925 |
) |
|
|
(1,968,251 |
) |
|
|
(2,052,089 |
) |
|
|
(3,088,399 |
) |
|
|
(9,130,664 |
) |
| Net loss per basic and diluted share |
|
$ |
(0.10 |
) |
|
$ |
(0.10 |
) |
|
$ |
(0.09 |
) |
|
$ |
(0.12 |
) |
|
$ |
(0.41 |
) |
|
|
First |
|
Second |
|
Third |
|
Fourth |
|
Total |
| 2013 |
|
|
|
|
|
|
|
|
|
|
| Total revenue |
|
$ |
|
|
|
$ |
|
|
|
$ |
|
|
|
$ |
|
|
|
$ |
|
|
| Operating loss |
|
|
(814,751 |
) |
|
|
(668,143 |
) |
|
|
1,335,575 |
|
|
|
(1,802,447 |
) |
|
|
4,620,916 |
|
| Net loss |
|
|
(2,218,352 |
) |
|
|
(292,258 |
) |
|
|
(1,338,431 |
) |
|
|
(1,803,447 |
) |
|
|
(5,652,488 |
) |
| Net loss per basic and diluted share |
|
$ |
(0.14 |
) |
|
$ |
(0.02 |
) |
|
$ |
(0.07 |
) |
|
$ |
(0.07 |
) |
|
$ |
(0.30 |
) |
|