a class which has been steadily growing for some time a class which has been steadily growing for some time a class which has been steadily growing for some time a class which has been steadily growing for some time a class which has been steadily growing for some time a class which has been steadily growing for some time a class which has been steadily growing for some time a class which has been steadily growing for some time a class which has been steadily growing for some time a class which has been steadily growing for some time a class which has been steadily growing for some time a class which has been steadily growing for some time a class which has been steadily growing for some time